21488664960

素因数分解:

$2^7\times 3^5\times 5^1\times 7^1\times {\mathrm{19739}}^1$

素因数の和:19780

約数の個数: 384

約数和(自身を含む): 87948806400

約数和(自身を除く): 66460141440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 243, 252, 270, 280, 288, 315, 320, 324, 336, 360, 378, 384, 405, 420, 432, 448, 480, 486, 504, 540, 560, 567, 576, 630, 640, 648, 672, 720, 756, 810, 840, 864, 896, 945, 960, 972, 1008, 1080, 1120, 1134, 1152, 1215, 1260, 1296, 1344, 1440, 1512, 1620, 1680, 1701, 1728, 1890, 1920, 1944, 2016, 2160, 2240, 2268, 2430, 2520, 2592, 2688, 2835, 2880, 3024, 3240, 3360, 3402, 3456, 3780, 3888, 4032, 4320, 4480, 4536, 4860, 5040, 5184, 5670, 5760, 6048, 6480, 6720, 6804, 7560, 7776, 8064, 8505, 8640, 9072, 9720, 10080, 10368, 11340, 12096, 12960, 13440, 13608, 15120, 15552, 17010, 17280, 18144, 19440, 19739, 20160, 22680, 24192, 25920, 27216, 30240, 31104, 34020, 36288, 38880, 39478, 40320, 45360, 51840, 54432, 59217, 60480, 68040, 72576, 77760, 78956, 90720, 98695, 108864, 118434, 120960, 136080, 138173, 155520, 157912, 177651, 181440, 197390, 217728, 236868, 272160, 276346, 296085, 315824, 355302, 362880, 394780, 414519, 473736, 532953, 544320, 552692, 592170, 631648, 690865, 710604, 789560, 829038, 888255, 947472, 1065906, 1088640, 1105384, 1184340, 1243557, 1263296, 1381730, 1421208, 1579120, 1598859, 1658076, 1776510, 1894944, 2072595, 2131812, 2210768, 2368680, 2487114, 2526592, 2664765, 2763460, 2842416, 3158240, 3197718, 3316152, 3553020, 3730671, 3789888, 4145190, 4263624, 4421536, 4737360, 4796577, 4974228, 5329530, 5526920, 5684832, 6217785, 6316480, 6395436, 6632304, 7106040, 7461342, 7579776, 7994295, 8290380, 8527248, 8843072, 9474720, 9593154, 9948456, 10659060, 11053840, 11192013, 11369664, 12435570, 12632960, 12790872, 13264608, 14212080, 14922684, 15988590, 16580760, 17054496, 17686144, 18653355, 18949440, 19186308, 19896912, 21318120, 22107680, 22384026, 22739328, 23982885, 24871140, 25581744, 26529216, 28424160, 29845368, 31977180, 33161520, 33576039, 34108992, 37306710, 37898880, 38372616, 39793824, 42636240, 44215360, 44768052, 47965770, 49742280, 51163488, 53058432, 55960065, 56848320, 59690736, 63954360, 66323040, 67152078, 68217984, 74613420, 76745232, 79587648, 85272480, 88430720, 89536104, 95931540, 99484560, 102326976, 111920130, 113696640, 119381472, 127908720, 132646080, 134304156, 149226840, 153490464, 159175296, 167880195, 170544960, 179072208, 191863080, 198969120, 204653952, 223840260, 238762944, 255817440, 265292160, 268608312, 298453680, 306980928, 335760390, 341089920, 358144416, 383726160, 397938240, 447680520, 477525888, 511634880, 537216624, 596907360, 613961856, 671520780, 716288832, 767452320, 795876480, 895361040, 1023269760, 1074433248, 1193814720, 1343041560, 1432577664, 1534904640, 1790722080, 2148866496, 2387629440, 2686083120, 3069809280, 3581444160, 4297732992, 5372166240, 7162888320, 10744332480, 21488664960]

約数ペア:

[(1, 21488664960), (2, 10744332480), (3, 7162888320), (4, 5372166240), (5, 4297732992), (6, 3581444160), (7, 3069809280), (8, 2686083120), (9, 2387629440), (10, 2148866496), (12, 1790722080), (14, 1534904640), (15, 1432577664), (16, 1343041560), (18, 1193814720), (20, 1074433248), (21, 1023269760), (24, 895361040), (27, 795876480), (28, 767452320), (30, 716288832), (32, 671520780), (35, 613961856), (36, 596907360), (40, 537216624), (42, 511634880), (45, 477525888), (48, 447680520), (54, 397938240), (56, 383726160), (60, 358144416), (63, 341089920), (64, 335760390), (70, 306980928), (72, 298453680), (80, 268608312), (81, 265292160), (84, 255817440), (90, 238762944), (96, 223840260), (105, 204653952), (108, 198969120), (112, 191863080), (120, 179072208), (126, 170544960), (128, 167880195), (135, 159175296), (140, 153490464), (144, 149226840), (160, 134304156), (162, 132646080), (168, 127908720), (180, 119381472), (189, 113696640), (192, 111920130), (210, 102326976), (216, 99484560), (224, 95931540), (240, 89536104), (243, 88430720), (252, 85272480), (270, 79587648), (280, 76745232), (288, 74613420), (315, 68217984), (320, 67152078), (324, 66323040), (336, 63954360), (360, 59690736), (378, 56848320), (384, 55960065), (405, 53058432), (420, 51163488), (432, 49742280), (448, 47965770), (480, 44768052), (486, 44215360), (504, 42636240), (540, 39793824), (560, 38372616), (567, 37898880), (576, 37306710), (630, 34108992), (640, 33576039), (648, 33161520), (672, 31977180), (720, 29845368), (756, 28424160), (810, 26529216), (840, 25581744), (864, 24871140), (896, 23982885), (945, 22739328), (960, 22384026), (972, 22107680), (1008, 21318120), (1080, 19896912), (1120, 19186308), (1134, 18949440), (1152, 18653355), (1215, 17686144), (1260, 17054496), (1296, 16580760), (1344, 15988590), (1440, 14922684), (1512, 14212080), (1620, 13264608), (1680, 12790872), (1701, 12632960), (1728, 12435570), (1890, 11369664), (1920, 11192013), (1944, 11053840), (2016, 10659060), (2160, 9948456), (2240, 9593154), (2268, 9474720), (2430, 8843072), (2520, 8527248), (2592, 8290380), (2688, 7994295), (2835, 7579776), (2880, 7461342), (3024, 7106040), (3240, 6632304), (3360, 6395436), (3402, 6316480), (3456, 6217785), (3780, 5684832), (3888, 5526920), (4032, 5329530), (4320, 4974228), (4480, 4796577), (4536, 4737360), (4860, 4421536), (5040, 4263624), (5184, 4145190), (5670, 3789888), (5760, 3730671), (6048, 3553020), (6480, 3316152), (6720, 3197718), (6804, 3158240), (7560, 2842416), (7776, 2763460), (8064, 2664765), (8505, 2526592), (8640, 2487114), (9072, 2368680), (9720, 2210768), (10080, 2131812), (10368, 2072595), (11340, 1894944), (12096, 1776510), (12960, 1658076), (13440, 1598859), (13608, 1579120), (15120, 1421208), (15552, 1381730), (17010, 1263296), (17280, 1243557), (18144, 1184340), (19440, 1105384), (19739, 1088640), (20160, 1065906), (22680, 947472), (24192, 888255), (25920, 829038), (27216, 789560), (30240, 710604), (31104, 690865), (34020, 631648), (36288, 592170), (38880, 552692), (39478, 544320), (40320, 532953), (45360, 473736), (51840, 414519), (54432, 394780), (59217, 362880), (60480, 355302), (68040, 315824), (72576, 296085), (77760, 276346), (78956, 272160), (90720, 236868), (98695, 217728), (108864, 197390), (118434, 181440), (120960, 177651), (136080, 157912), (138173, 155520)]